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connecting
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connecting [2022/01/14 12:05] root |
connecting [2022/01/26 09:48] (current) root |
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| If you have started a long-running job on the head node from your command line, or are running a job using **srun**, then a network glitch, or forgetting and closing your laptop lid, will drop your connection and kill your job. | If you have started a long-running job on the head node from your command line, or are running a job using **srun**, then a network glitch, or forgetting and closing your laptop lid, will drop your connection and kill your job. | ||
| - | It is best to run jobs using sbatch which detaches the job from the shell, but you can also use a **terminal multiplexer**. The cluster has 3 such programs installed: **screen**, **byobu**, and **tmux**. These programs start up shells that are immune to your network connection to the cluster being dropped (as well as letting you run multiple shells from the one connection). If your network connection drops, you can log in again and re-attach to the shells running under the terminal multiplexer. | + | It is best to run jobs using **sbatch** which detaches the job from the shell, but you can also use a **terminal multiplexer**. The cluster has 3 such programs installed: **screen**, **byobu**, and **tmux**. These programs start up shells that are immune to your network connection to the cluster being dropped (as well as letting you run multiple shells from the one connection). If your network connection drops, you can log in again and re-attach to the shells running under the terminal multiplexer. |
| * Screen: https:// | * Screen: https:// | ||
| Line 79: | Line 79: | ||
| **sshfs** | **sshfs** | ||
| * Allows you to mount a cluster directory as a subdirectory on your local machine. | * Allows you to mount a cluster directory as a subdirectory on your local machine. | ||
| - | * https:// | + | * https:// |
| * win-sshfs (for Windows) | * win-sshfs (for Windows) | ||
| * sshfs-win (for Windows) | * sshfs-win (for Windows) | ||
| * [[https:// | * [[https:// | ||
| + | |||
| + | If you are using sshfs on a Mac and find that you cannot access directories (folders) through sshfs that you can access on the cluster because of supplementary groups that you user belongs to, then you may want to try this option: | ||
| + | |||
| + | < | ||
| + | sshfs -o defer_permissions username@brccluster.cos.ncsu.edu:/ | ||
| + | </ | ||
| **Globus** | **Globus** | ||
| - | You can use Globus Connect Personal to create a Globus endpoint allowing you to copy files to or from the cluster. The instructions for doing so are here: https:// | + | You can use Globus Connect Personal to create a Globus endpoint allowing you to copy files to or from the cluster |
| Globus Connect Personal is available as a module on the cluster (with name " | Globus Connect Personal is available as a module on the cluster (with name " | ||
| Line 98: | Line 104: | ||
| </ | </ | ||
| - | You should then be able to find your endpoint within your Globus account. | + | You should then be able to find your cluster |
| Check status of your Globus connection with: | Check status of your Globus connection with: | ||
| Line 112: | Line 118: | ||
| </ | </ | ||
| - | If you want to add directories outside your home directory to your Globus endpoint, take a look at the bottom of the page pointed to by the URL above. | + | If you want to add directories outside your home directory to your Globus endpoint, take a look at the bottom of the page pointed to by the URL above where the format of the **config-paths** file is described. |
| ==== Downloading Files ==== | ==== Downloading Files ==== | ||
connecting.1642179905.txt.gz ยท Last modified: 2022/01/14 12:05 by root
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